"So how did Paul go into synagogues and tell Jews that their God was a recently executed criminal that they should all worship, without being stoned to death in the first 20 minutes as a blaspheming idolator?"

So how did Paul go into synagogues and tell Jews that their God was a recently executed criminal that they should all worship, without being stoned to death in the first 20 minutes as a blaspheming idolator?